<!DOCTYPE html>
<html lang="en" style="font-size: calc(100vw/3.75)">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <title>Title</title>
</head>
<body>
    <div id="app"></div>
<script type="text/javascript" src="build.js"></script></body>
</html>